<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta http-equiv="X-UA-Compatible" content="IE=edge" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>主页</title>
<link rel="stylesheet" href="css/body.css" />
</head>
<style>
.logo {
width: 300px;
height: 300px;
background-color: #999999;
border: 5px rgb(204, 201, 201) solid;
overflow: hidden;
}
.logo img {
width: 100%;
height: 100%;
}
button {
width: 150px;
height: 60px;
font-size: 25px;
margin-right: 20px;
}
</style>
<body>
<div class="logo">
<img src="images/logo.jpg" />
</div>
<br /><br />
<button id="stop">停止定时器</button>
<button id="btn_2">下一张</button>
</body>
<script type="text/javascript">
var img = document.getElementsByTagName("img")[0];
var img_now=0;
var imgs=["tb1.jpg","tb2.jpg","tb3.jpg","tb4.jpg","tb5.jpg"];
var stop = document.getElementById("stop");
stop.onclick = function () {
clearInterval(lunbo);
};
var btn_2 = document.getElementById("btn_2");
btn_2.onclick = function ()
{
img_now=img_now+1;
if(img_now==5){img_now=0};
img.src="images/"+imgs[img_now];
}
/* 每一秒切换一张图片 */
var lunbo=setInterval(btn_2.onclick,1000);
</script>
</html>
二、通过swiper插件实现轮播图效果
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta http-equiv="X-UA-Compatible" content="IE=edge" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Document</title>
</head>
<link rel="stylesheet" href="css/body.css" />
<link rel="stylesheet" href="./js/swiper/swiper-bundle.min.css" />
<style>
/* html,
body {
position: relative;
height: 100%;
} */
body {
background: #eee;
font-family: Helvetica Neue, Helvetica, Arial, sans-serif;
font-size: 14px;
color: #000;
margin: 0;
padding: 0;
}
.banner{height:250px;}
.swiper {
width: 100%;
height: 100%;
}
.swiper-slide {
text-align: center;
font-size: 18px;
background: #fff;
/* Center slide text vertically */
display: -webkit-box;
display: -ms-flexbox;
display: -webkit-flex;
display: flex;
-webkit-box-pack: center;
-ms-flex-pack: center;
-webkit-justify-content: center;
justify-content: center;
-webkit-box-align: center;
-ms-flex-align: center;
-webkit-align-items: center;
align-items: center;
}
.swiper-slide img {
display: block;
width: 100%;
height: 100%;
object-fit: cover;
}
</style>
<body>
<div class="banner">
<div class="swiper mySwiper">
<div class="swiper-wrapper">
<div class="swiper-slide">Slide 1</div>
<div class="swiper-slide">Slide 2</div>
<div class="swiper-slide">Slide 3</div>
<div class="swiper-slide">Slide 4</div>
<div class="swiper-slide">Slide 5</div>
<div class="swiper-slide">Slide 6</div>
<div class="swiper-slide">Slide 7</div>
<div class="swiper-slide">Slide 8</div>
<div class="swiper-slide">Slide 9</div>
</div>
<div class="swiper-button-next"></div>
<div class="swiper-button-prev"></div>
<div class="swiper-pagination"></div>
</div>
</div>
</body>
<!-- Swiper JS -->
<script src="js/swiper/swiper-bundle.min.js"></script>
<!-- Initialize Swiper -->
<script type="text/javascript">
var swiper = new Swiper(".mySwiper", {
spaceBetween: 30,
centeredSlides: true,
autoplay: {
delay: 2500,
disableOnInteraction: false,
},
pagination: {
el: ".swiper-pagination",
clickable: true,
},
navigation: {
nextEl: ".swiper-button-next",
prevEl: ".swiper-button-prev",
},
});
</script>
</html>
